Nissan Maxima Service and Repair Manual: ECM branch line circuit

Diagnosis Procedure

1.CHECK CONNECTOR

  1. Turn the ignition switch OFF.
  2. Disconnect the battery cable from the negative terminal.
  3. Check the following terminals and connectors for damage, bend and loose connection (unit side and connector side).

- Models without automatic drive positioner

  • ECM
  • Harness connector E30
  • Harness connector M1

- Models with automatic drive positioner

  • ECM
  • Harness connector E29
  • Harness connector B10

2.CHECK HARNESS FOR OPEN CIRCUIT

  1. Disconnect the connector of ECM.
  2. Check the resistance between the ECM harness connector terminals.

3.CHECK POWER SUPPLY AND GROUND CIRCUIT

Check the power supply and the ground circuit of the ECM. Refer to EC-157, "Diagnosis Procedure".

    Main line between A-bag and ABS circuit
    Diagnosis Procedure 1.CHECK CONNECTOR Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Check the following terminals and connectors for damage, bend and ...

    ADP branch line circuit
    Diagnosis Procedure 1.CHECK CONNECTOR Turn the ignition switch OFF. Disconnect the battery cable from the negative terminal. Check the following terminals and connectors for damage, bend and ...

    Other materials:

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    Removal and Installation REMOVAL Remove the front door grip cover. Refer to DLK-214, "FRONT DOOR : Removal and Installation". Remove the clip (A) from the door grip using a suitable tool. Release the metal clip and lift the main power window and door lock/unlock swit ...

    Precaution
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    Antenna AMP
    Removal and Installation REMOVAL Remove the rear pillar finisher RH. Refer to INT-23, "Exploded View". Detach the antenna amp. harness clip (A). Disconnect the harness connectors (B) from the antenna amp. (1). Remove the antenna amp. screw (C) and the antenna amp. (1). INSTALLAT ...

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    Nissan Maxima Service and Repair Manual

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